/* ============================================================
   ListCraft AI — Design System & Styles
   Premium dark glassmorphism theme
   ============================================================ */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Background - Rich Cosmic Midnight Palette */
  --bg-primary: #070913;
  --bg-secondary: #0d1224;
  --bg-card: rgba(13, 19, 36, 0.7);
  --bg-card-hover: rgba(18, 27, 50, 0.8);
  --bg-input: rgba(10, 15, 30, 0.55);
  --bg-input-focus: rgba(16, 24, 46, 0.75);

  /* Glass */
  --glass-border: rgba(255, 255, 255, 0.06);
  --glass-border-hover: rgba(255, 255, 255, 0.12);
  --glass-blur: 20px;

  /* Accent gradients */
  --accent-blue: #3b82f6;
  --accent-violet: #8b5cf6;
  --accent-indigo: #6366f1;
  --accent-gold: #f59e0b;
  --accent-gold-hover: #fbbf24;
  --accent-emerald: #10b981;
  --accent-rose: #f43f5e;

  --gradient-primary: linear-gradient(135deg, var(--accent-blue), var(--accent-violet));
  --gradient-gold: linear-gradient(135deg, var(--accent-gold), #f97316);
  --gradient-success: linear-gradient(135deg, var(--accent-emerald), #06b6d4);
  --gradient-danger: linear-gradient(135deg, var(--accent-rose), #e11d48);

  /* Text */
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-accent: var(--accent-blue);

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-glow-blue: 0 0 30px rgba(59, 130, 246, 0.15);
  --shadow-glow-gold: 0 0 30px rgba(245, 158, 11, 0.15);

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);

  /* Font */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* ---------- Reset & Base ---------- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-primary);
  background-image:
    radial-gradient(circle at 14% 16%, rgba(67, 56, 202, 0.24) 0%, transparent 45%),
    radial-gradient(circle at 86% 22%, rgba(124, 58, 237, 0.2) 0%, transparent 42%),
    radial-gradient(circle at 50% 88%, rgba(14, 116, 144, 0.16) 0%, transparent 52%),
    radial-gradient(circle at 82% 82%, rgba(217, 119, 6, 0.1) 0%, transparent 42%);
  background-attachment: fixed;
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
}

/* Animated mesh gradient background base */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:
    radial-gradient(ellipse 90% 60% at 50% -10%, rgba(59, 130, 246, 0.12) 0%, transparent 70%),
    radial-gradient(ellipse 70% 50% at 10% 40%, rgba(139, 92, 246, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 90% 70%, rgba(245, 158, 11, 0.05) 0%, transparent 60%);
  pointer-events: none;
  z-index: 0;
}

/* ==================== BACKGROUND ELEMENTS LAYER ==================== */
.bg-elements-container {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  overflow: hidden;
  z-index: 0;
}

/* Top Center Horizon Spotlight */
.bg-spotlight {
  position: absolute;
  top: -140px;
  left: 50%;
  transform: translateX(-50%);
  width: 1000px;
  max-width: 90vw;
  height: 480px;
  background: radial-gradient(ellipse 60% 50% at 50% 15%, rgba(99, 102, 241, 0.22) 0%, rgba(59, 130, 246, 0.12) 40%, transparent 75%);
  filter: blur(48px);
  pointer-events: none;
  animation: spotlightBreathe 9s ease-in-out infinite alternate;
}

@keyframes spotlightBreathe {
  0% { opacity: 0.75; transform: translateX(-50%) scale(0.96); }
  50% { opacity: 1; transform: translateX(-50%) scale(1.05); }
  100% { opacity: 0.8; transform: translateX(-50%) scale(1); }
}

/* Animated Aurora Glowing Mesh Orbs */
.bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.6;
  mix-blend-mode: screen;
  pointer-events: none;
  will-change: transform, opacity;
}

.bg-orb-1 {
  top: -80px;
  left: -60px;
  width: 540px;
  height: 540px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.35) 0%, rgba(37, 99, 235, 0.15) 50%, transparent 75%);
  animation: floatOrb1 20s ease-in-out infinite alternate;
}

.bg-orb-2 {
  top: 15%;
  right: -100px;
  width: 580px;
  height: 580px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.3) 0%, rgba(217, 70, 239, 0.15) 50%, transparent 75%);
  animation: floatOrb2 25s ease-in-out infinite alternate;
}

.bg-orb-3 {
  bottom: 12%;
  right: 12%;
  width: 460px;
  height: 460px;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.22) 0%, rgba(249, 115, 22, 0.08) 50%, transparent 75%);
  animation: floatOrb3 18s ease-in-out infinite alternate;
}

.bg-orb-4 {
  bottom: -100px;
  left: 15%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.22) 0%, rgba(16, 185, 129, 0.1) 50%, transparent 75%);
  animation: floatOrb4 22s ease-in-out infinite alternate;
}

@keyframes floatOrb1 {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(60px, 40px) scale(1.1); }
  100% { transform: translate(-30px, 80px) scale(0.95); }
}

@keyframes floatOrb2 {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(-70px, 50px) scale(1.12); }
  100% { transform: translate(-30px, -60px) scale(0.9); }
}

@keyframes floatOrb3 {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(-50px, -40px) scale(1.08); }
  100% { transform: translate(40px, -20px) scale(0.96); }
}

@keyframes floatOrb4 {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(50px, -60px) scale(1.15); }
  100% { transform: translate(-40px, -30px) scale(0.92); }
}

/* Cybernetic Grid & Dot Matrix */
.bg-grid-pattern {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 70% 65% at 50% 30%, black 25%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 70% 65% at 50% 30%, black 25%, transparent 80%);
  opacity: 0.85;
  pointer-events: none;
}

.bg-dots-pattern {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(147, 197, 253, 0.12) 1.2px, transparent 1.2px);
  background-size: 28px 28px;
  mask-image: radial-gradient(ellipse 65% 55% at 50% 35%, black 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 65% 55% at 50% 35%, black 20%, transparent 75%);
  opacity: 0.7;
  pointer-events: none;
}

/* Floating Ambient Glass Badges */
.bg-float-elem {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-full);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.12);
  color: var(--text-secondary);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  user-select: none;
  pointer-events: none;
  white-space: nowrap;
  transition: opacity 0.3s ease;
}

/* Floating Product Showcase Cards (Imagery) */
.bg-float-card {
  position: absolute;
  width: 142px;
  background: rgba(14, 20, 38, 0.65);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 8px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.55), 0 0 24px rgba(99, 102, 241, 0.12);
  user-select: none;
  pointer-events: none;
  overflow: hidden;
  transition: transform var(--transition-base), opacity var(--transition-base);
  opacity: 0.88;
}

.float-card-img-wrap {
  position: relative;
  width: 100%;
  height: 90px;
  border-radius: 8px;
  overflow: hidden;
  background: #020617;
}

.float-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(1.1) brightness(0.96);
}

.float-card-badge {
  position: absolute;
  top: 5px;
  left: 5px;
  font-size: 0.58rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(10, 15, 30, 0.82);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  color: #fbbf24;
  border: 1px solid rgba(251, 191, 36, 0.35);
  letter-spacing: 0.02em;
}

.float-card-body {
  padding-top: 6px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.float-card-title {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.float-card-meta {
  font-size: 0.62rem;
  color: #38bdf8;
  font-weight: 500;
}

/* Card Placements and Float Animations */
.float-card-1 {
  top: 80px;
  left: 2%;
  animation: floatCard1 11s ease-in-out infinite alternate;
  border-color: rgba(245, 158, 11, 0.28);
}

.float-card-2 {
  top: 95px;
  right: 2%;
  animation: floatCard2 13s ease-in-out infinite alternate;
  border-color: rgba(59, 130, 246, 0.28);
}

.float-card-3 {
  bottom: 80px;
  left: 2%;
  animation: floatCard3 12s ease-in-out infinite alternate;
  border-color: rgba(168, 85, 247, 0.28);
}

@keyframes floatCard1 {
  0% { transform: translateY(0px) rotate(-2deg); }
  50% { transform: translateY(-16px) rotate(-0.5deg) scale(1.02); }
  100% { transform: translateY(8px) rotate(-3deg); }
}

@keyframes floatCard2 {
  0% { transform: translateY(0px) rotate(2.5deg); }
  50% { transform: translateY(-18px) rotate(1deg) scale(1.02); }
  100% { transform: translateY(10px) rotate(3deg); }
}

@keyframes floatCard3 {
  0% { transform: translateY(0px) rotate(-1.5deg); }
  50% { transform: translateY(14px) rotate(1deg) scale(1.02); }
  100% { transform: translateY(-10px) rotate(-2deg); }
}

.float-badge-2 {
  top: 255px;
  right: 2%;
  animation: floatElem2 10s ease-in-out infinite alternate;
  border-color: rgba(139, 92, 246, 0.3);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4), 0 0 20px rgba(139, 92, 246, 0.15);
}

.float-badge-3 {
  bottom: 235px;
  left: 2%;
  animation: floatElem3 9s ease-in-out infinite alternate;
  border-color: rgba(16, 185, 129, 0.3);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4), 0 0 20px rgba(16, 185, 129, 0.12);
}

.float-badge-4 {
  bottom: 90px;
  right: 2.5%;
  animation: floatElem4 11s ease-in-out infinite alternate;
  border-color: rgba(245, 158, 11, 0.3);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4), 0 0 20px rgba(245, 158, 11, 0.12);
}

.float-chips {
  display: flex;
  gap: 4px;
  margin-left: 2px;
}

.f-chip {
  padding: 2px 7px;
  border-radius: 4px;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.f-chip.etsy { background: rgba(249, 115, 22, 0.2); color: #fb923c; border: 1px solid rgba(249, 115, 22, 0.3); }
.f-chip.ebay { background: rgba(59, 130, 246, 0.2); color: #60a5fa; border: 1px solid rgba(59, 130, 246, 0.3); }
.f-chip.amz { background: rgba(234, 179, 8, 0.2); color: #facc15; border: 1px solid rgba(234, 179, 8, 0.3); }

.float-dot-pulse {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 8px #10b981;
  animation: pulse-dot 1.8s ease-in-out infinite;
}

@keyframes floatElem1 {
  0% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-12px) rotate(1deg); }
  100% { transform: translateY(6px) rotate(-1deg); }
}

@keyframes floatElem2 {
  0% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-16px) rotate(-1.5deg); }
  100% { transform: translateY(8px) rotate(1deg); }
}

@keyframes floatElem3 {
  0% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(14px) rotate(-1deg); }
  100% { transform: translateY(-8px) rotate(1.2deg); }
}

@keyframes floatElem4 {
  0% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-14px) rotate(1.5deg); }
  100% { transform: translateY(10px) rotate(-1deg); }
}

/* Isometric Geometric Accents */
.bg-geom-shape {
  position: absolute;
  pointer-events: none;
  user-select: none;
}

.shape-cube-1 {
  top: 38%;
  left: 2%;
  animation: floatElem2 12s ease-in-out infinite alternate;
}

.shape-cube-2 {
  top: 55%;
  right: 2%;
  animation: floatElem1 14s ease-in-out infinite alternate;
}

.isometric-cube {
  position: relative;
  width: 32px;
  height: 32px;
  transform: rotate(-30deg) skewX(20deg);
  opacity: 0.45;
}

.isometric-cube.small {
  width: 24px;
  height: 24px;
  opacity: 0.35;
}

.cube-face {
  position: absolute;
  width: 100%;
  height: 100%;
}

.cube-top {
  background: linear-gradient(135deg, rgba(96, 165, 250, 0.4), rgba(168, 85, 247, 0.3));
  border: 1px solid rgba(147, 197, 253, 0.35);
  transform: rotate(60deg) skewX(-30deg) scaleY(0.866) translateY(-50%);
}

.cube-left {
  background: linear-gradient(180deg, rgba(37, 99, 235, 0.35), rgba(15, 23, 42, 0.6));
  border: 1px solid rgba(59, 130, 246, 0.3);
  transform: rotate(-60deg) skewX(-30deg) scaleY(0.866) translateY(50%) translateX(-50%);
}

.cube-right {
  background: linear-gradient(180deg, rgba(124, 58, 237, 0.35), rgba(15, 23, 42, 0.6));
  border: 1px solid rgba(139, 92, 246, 0.3);
  transform: rotate(0deg) skewX(30deg) scaleY(0.866) translateY(50%) translateX(50%);
}

/* Twinkling Accent Stars */
.shape-star-1 {
  top: 24%;
  left: 5%;
  font-size: 1.4rem;
  color: #fbbf24;
  opacity: 0.45;
  filter: drop-shadow(0 0 8px rgba(251, 191, 36, 0.7));
  animation: starTwinkle 4s ease-in-out infinite alternate;
}

.shape-star-2 {
  top: 66%;
  right: 4.5%;
  font-size: 1.25rem;
  color: #38bdf8;
  opacity: 0.4;
  filter: drop-shadow(0 0 8px rgba(56, 189, 248, 0.7));
  animation: starTwinkle 5s ease-in-out infinite 1.5s alternate;
}

.shape-star-3 {
  bottom: 24%;
  left: 7%;
  font-size: 1.1rem;
  color: #c084fc;
  opacity: 0.35;
  filter: drop-shadow(0 0 6px rgba(192, 132, 252, 0.6));
  animation: starTwinkle 6s ease-in-out infinite 0.7s alternate;
}

@keyframes starTwinkle {
  0% { transform: scale(0.85) rotate(0deg); opacity: 0.2; }
  50% { transform: scale(1.15) rotate(15deg); opacity: 0.55; }
  100% { transform: scale(0.9) rotate(-10deg); opacity: 0.25; }
}

.shape-ring-1 {
  position: absolute;
  top: 32%;
  right: 1.5%;
  width: 90px;
  height: 90px;
  border-radius: 50%;
  border: 1px dashed rgba(139, 92, 246, 0.25);
  animation: ringRotate 24s linear infinite;
}

.shape-ring-2 {
  position: absolute;
  bottom: 28%;
  left: 1%;
  width: 72px;
  height: 72px;
  border-radius: 50%;
  border: 1px dotted rgba(56, 189, 248, 0.25);
  animation: ringRotateReverse 20s linear infinite;
}

@keyframes ringRotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes ringRotateReverse {
  from { transform: rotate(360deg); }
  to { transform: rotate(0deg); }
}

/* Interactive Canvas for Floating Light Motes */
.bg-particles-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 0.75;
}

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--text-muted);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-secondary);
}

/* ---------- Layout Wrapper ---------- */
.app-wrapper {
  position: relative;
  z-index: 1;
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--space-lg) var(--space-xl);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ---------- Header ---------- */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg) 0;
  margin-bottom: var(--space-xl);
}

.app-brand {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

/* Bespoke Logo Styles */
.app-logo {
  width: 48px;
  height: 48px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  cursor: pointer;
  transition: transform var(--transition-base), filter var(--transition-base);
  filter: drop-shadow(0 4px 16px rgba(59, 130, 246, 0.35));
}

.app-logo:hover {
  transform: translateY(-2px) scale(1.06);
  filter: drop-shadow(0 8px 24px rgba(139, 92, 246, 0.55));
}

.brand-logo-svg {
  width: 100%;
  height: 100%;
  display: block;
  overflow: visible;
}

.logo-sparkle {
  transform-origin: 24px 24px;
  animation: logoSparklePulse 3.5s ease-in-out infinite alternate;
}

.logo-sparkle-mini {
  transform-origin: 33px 14.5px;
  animation: logoSparklePulse 2.8s ease-in-out infinite 0.7s alternate;
}

@keyframes logoSparklePulse {
  0% { transform: scale(0.92); opacity: 0.85; }
  50% { transform: scale(1.08); opacity: 1; filter: drop-shadow(0 0 4px #fbbf24); }
  100% { transform: scale(0.95); opacity: 0.9; }
}

.app-title-wrapper {
  display: flex;
  align-items: center;
  gap: 10px;
}

.app-title {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.035em;
  line-height: 1.15;
}

.app-title-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 900;
}

.brand-version-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  background: rgba(59, 130, 246, 0.12);
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: var(--radius-full);
  color: #93c5fd;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.badge-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #3b82f6;
  box-shadow: 0 0 6px #3b82f6;
  animation: pulse-dot 2s ease-in-out infinite;
}

.app-tagline {
  font-size: 0.82rem;
  color: var(--text-secondary);
  font-weight: 400;
  margin-top: 3px;
}

/* Connection Status Badge */
.connection-status {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-full);
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(var(--glass-blur));
  font-size: 0.8rem;
  font-weight: 500;
  transition: var(--transition-base);
}

.connection-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
  transition: var(--transition-base);
}

.connection-status.connected .connection-dot {
  background: var(--accent-emerald);
  box-shadow: 0 0 8px rgba(16, 185, 129, 0.6);
  animation: pulse-dot 2s ease-in-out infinite;
}

.connection-status.disconnected .connection-dot {
  background: var(--accent-rose);
  box-shadow: 0 0 8px rgba(244, 63, 94, 0.6);
}

.connection-status .status-text {
  color: var(--text-secondary);
}

.connection-status.connected .status-text {
  color: var(--accent-emerald);
}

.connection-status.disconnected .status-text {
  color: var(--accent-rose);
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* Model Selector (in header) */
.model-selector-wrap {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-left: var(--space-md);
}

.model-selector-wrap label {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 500;
}

.model-select {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  color: var(--text-primary);
  font-family: var(--font-family);
  font-size: 0.8rem;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  cursor: pointer;
  backdrop-filter: blur(var(--glass-blur));
  transition: var(--transition-fast);
  outline: none;
  min-width: 160px;
}

.model-select:hover {
  border-color: var(--glass-border-hover);
}

.model-select:focus {
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.model-select option {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.header-controls {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

/* ---------- Main Content Grid ---------- */
.main-grid {
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: var(--space-xl);
  flex: 1;
}

/* ---------- Glass Card ---------- */
.glass-card {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(var(--glass-blur));
  padding: var(--space-xl);
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
}

.glass-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.08), transparent);
}

.glass-card:hover {
  border-color: var(--glass-border-hover);
}

/* ---------- Input Panel ---------- */
.input-panel {
  position: sticky;
  top: var(--space-lg);
  align-self: start;
}

.panel-header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.panel-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.panel-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.panel-subtitle {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ---------- Form Elements ---------- */
.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
  letter-spacing: 0.02em;
}

.form-label .required {
  color: var(--accent-rose);
  margin-left: 2px;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--glass-border);
  color: var(--text-primary);
  font-family: var(--font-family);
  font-size: 0.88rem;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
  outline: none;
}

.form-input:hover,
.form-textarea:hover,
.form-select:hover {
  border-color: var(--glass-border-hover);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--accent-blue);
  background: var(--bg-input-focus);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.08);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-muted);
}

.form-textarea {
  resize: vertical;
  min-height: 90px;
  line-height: 1.5;
}

.form-select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2394a3b8' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

.form-select option {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.form-hint {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: var(--space-xs);
}

/* Inline form row */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

/* ---------- Tone Chips ---------- */
.tone-chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.tone-chip {
  padding: 6px 14px;
  border-radius: var(--radius-full);
  border: 1px solid var(--glass-border);
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-family);
  font-size: 0.78rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-fast);
}

.tone-chip:hover {
  border-color: var(--accent-blue);
  color: var(--text-primary);
}

.tone-chip.active {
  background: var(--gradient-primary);
  border-color: transparent;
  color: white;
}

/* ---------- Generate Button ---------- */
.btn-generate {
  width: 100%;
  padding: 14px var(--space-xl);
  border: none;
  border-radius: var(--radius-md);
  background: var(--gradient-gold);
  color: #0a0f1c;
  font-family: var(--font-family);
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  position: relative;
  overflow: hidden;
  letter-spacing: 0.01em;
}

.btn-generate::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: var(--transition-slow);
}

.btn-generate:hover::before {
  left: 100%;
}

.btn-generate:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow-gold);
}

.btn-generate:active {
  transform: translateY(0);
}

.btn-generate:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.btn-generate:disabled::before {
  display: none;
}

.btn-generate .btn-icon {
  font-size: 1.1rem;
}

/* Loading spinner for button */
.btn-generate.loading .btn-text {
  visibility: hidden;
}

.btn-generate.loading::after {
  content: '';
  position: absolute;
  width: 22px;
  height: 22px;
  border: 2.5px solid rgba(10, 15, 28, 0.3);
  border-top-color: #0a0f1c;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ---------- Platform Tabs ---------- */
.platform-tabs {
  display: flex;
  gap: 4px;
  background: var(--bg-input);
  padding: 4px;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-xl);
}

.platform-tab {
  flex: 1;
  padding: 10px var(--space-md);
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-muted);
  font-family: var(--font-family);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
}

.platform-tab:hover {
  color: var(--text-secondary);
}

.platform-tab.active {
  background: var(--bg-card);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

.platform-tab .tab-icon {
  font-size: 1rem;
}

/* ---------- Output Panel ---------- */
.output-panel {
  min-height: 500px;
}

/* Empty state */
.output-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-3xl) var(--space-xl);
  min-height: 400px;
}

.output-empty .empty-icon {
  font-size: 3.5rem;
  margin-bottom: var(--space-lg);
  opacity: 0.3;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.output-empty .empty-title {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
}

.output-empty .empty-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  max-width: 340px;
  line-height: 1.6;
}

/* Output sections */
.output-section {
  margin-bottom: var(--space-xl);
  animation: fadeSlideUp 0.4s ease-out;
}

@keyframes fadeSlideUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.output-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-sm);
}

.output-section-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.btn-copy {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-muted);
  font-family: var(--font-family);
  font-size: 0.72rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-fast);
}

.btn-copy:hover {
  border-color: var(--accent-blue);
  color: var(--accent-blue);
}

.btn-copy.copied {
  border-color: var(--accent-emerald);
  color: var(--accent-emerald);
}

.output-content {
  background: var(--bg-input);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  padding: var(--space-md);
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--text-primary);
  white-space: pre-wrap;
  word-wrap: break-word;
  min-height: 48px;
  position: relative;
}

.output-content.title-content {
  font-size: 1rem;
  font-weight: 600;
}

/* Tags display */
.output-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  background: var(--bg-input);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  padding: var(--space-md);
  min-height: 48px;
}

.tag-chip {
  padding: 4px 12px;
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--accent-blue);
  animation: tagPop 0.3s ease-out;
}

@keyframes tagPop {
  from {
    opacity: 0;
    transform: scale(0.8);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* ---------- Streaming / Typing Animation ---------- */
.streaming-cursor::after {
  content: '▊';
  animation: blink-cursor 0.8s step-end infinite;
  color: var(--accent-blue);
  margin-left: 2px;
}

@keyframes blink-cursor {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* Skeleton loader */
.skeleton-line {
  height: 14px;
  background: linear-gradient(90deg, var(--bg-input) 25%, rgba(148, 163, 184, 0.08) 50%, var(--bg-input) 75%);
  background-size: 200% 100%;
  border-radius: var(--radius-sm);
  animation: skeleton-shimmer 1.5s ease-in-out infinite;
  margin-bottom: var(--space-sm);
}

.skeleton-line:last-child {
  width: 60%;
}

@keyframes skeleton-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ---------- Setup Instructions (when Ollama not running) ---------- */
.setup-instructions {
  background: rgba(244, 63, 94, 0.05);
  border: 1px solid rgba(244, 63, 94, 0.15);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.setup-instructions h3 {
  color: var(--accent-rose);
  font-size: 1rem;
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.setup-instructions ol {
  list-style-position: inside;
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 2;
}

.setup-instructions code {
  background: var(--bg-input);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.82rem;
  color: var(--accent-gold);
}

.setup-instructions a {
  color: var(--accent-blue);
  text-decoration: none;
}

.setup-instructions a:hover {
  text-decoration: underline;
}

/* ---------- Footer ---------- */
.app-footer {
  text-align: center;
  padding: var(--space-2xl) 0 var(--space-lg);
  margin-top: auto;
}

.footer-text {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.footer-text a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition-fast);
}

.footer-text a:hover {
  color: var(--accent-blue);
}

.footer-badges {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  margin-bottom: var(--space-sm);
}

.footer-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--text-secondary);
}

/* ---------- Toast Notifications ---------- */
.toast-container {
  position: fixed;
  bottom: var(--space-xl);
  right: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  z-index: 1000;
}

.toast {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(var(--glass-blur));
  box-shadow: var(--shadow-lg);
  font-size: 0.85rem;
  color: var(--text-primary);
  animation: toastIn 0.3s ease-out;
  min-width: 260px;
}

.toast.success {
  border-color: rgba(16, 185, 129, 0.3);
}

.toast.error {
  border-color: rgba(244, 63, 94, 0.3);
}

.toast.fadeout {
  animation: toastOut 0.3s ease-in forwards;
}

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes toastOut {
  to {
    opacity: 0;
    transform: translateY(20px) scale(0.95);
  }
}

/* ---------- History Sidebar ---------- */
.history-toggle {
  position: fixed;
  bottom: var(--space-xl);
  left: var(--space-xl);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--glass-border);
  background: var(--bg-card);
  backdrop-filter: blur(var(--glass-blur));
  color: var(--text-secondary);
  font-size: 1.2rem;
  cursor: pointer;
  transition: var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

.history-toggle:hover {
  border-color: var(--accent-blue);
  color: var(--accent-blue);
  box-shadow: var(--shadow-glow-blue);
}

.history-panel {
  position: fixed;
  top: 0;
  left: 0;
  width: 360px;
  height: 100vh;
  background: var(--bg-secondary);
  border-right: 1px solid var(--glass-border);
  z-index: 200;
  transform: translateX(-100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
}

.history-panel.open {
  transform: translateX(0);
}

.history-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-xl);
  border-bottom: 1px solid var(--glass-border);
}

.history-panel-header h3 {
  font-size: 1rem;
  font-weight: 700;
}

.btn-close-history {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--glass-border);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: var(--transition-fast);
}

.btn-close-history:hover {
  border-color: var(--accent-rose);
  color: var(--accent-rose);
}

.history-list {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-md);
}

.history-item {
  padding: var(--space-md);
  border-radius: var(--radius-sm);
  border: 1px solid var(--glass-border);
  margin-bottom: var(--space-sm);
  cursor: pointer;
  transition: var(--transition-fast);
}

.history-item:hover {
  background: var(--bg-card);
  border-color: var(--glass-border-hover);
}

.history-item-name {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.history-item-meta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.72rem;
  color: var(--text-muted);
}

.history-empty {
  text-align: center;
  padding: var(--space-2xl) var(--space-md);
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* History overlay */
.history-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 199;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}

.history-overlay.visible {
  opacity: 1;
  pointer-events: auto;
}

/* ---------- Responsive ---------- */
@media (max-width: 1400px) {
  .bg-float-card {
    opacity: 0.6;
    transform: scale(0.88);
  }
}

@media (max-width: 1280px) {
  .bg-float-card,
  .bg-float-elem {
    opacity: 0.35;
    transform: scale(0.82);
  }
}

@media (max-width: 1024px) {
  .bg-float-card,
  .bg-float-elem,
  .bg-geom-shape {
    display: none;
  }

  .main-grid {
    grid-template-columns: 1fr;
  }

  .input-panel {
    position: static;
  }

  .app-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-md);
  }

  .header-controls {
    width: 100%;
    justify-content: space-between;
  }
}

@media (prefers-reduced-motion: reduce) {
  .bg-orb,
  .bg-float-card,
  .bg-float-elem,
  .bg-geom-shape,
  .bg-spotlight,
  .shape-ring-1,
  .shape-ring-2,
  .shape-star-1,
  .shape-star-2,
  .shape-star-3,
  .logo-sparkle,
  .logo-sparkle-mini {
    animation: none !important;
  }
}

@media (max-width: 640px) {
  .app-wrapper {
    padding: var(--space-md);
  }

  .glass-card {
    padding: var(--space-lg);
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .platform-tabs {
    flex-direction: column;
  }

  .header-controls {
    flex-direction: column;
    align-items: flex-start;
  }

  .history-panel {
    width: 100%;
  }
}

/* ---------- Utility Classes ---------- */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}